1 /*
2 * Copyright (C) 2009 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32
33 #if ENABLE(DATABASE)
34
35 #include "V8CustomSQLStatementCallback.h"
36
37 #include "Frame.h"
38 #include "V8CustomVoidCallback.h"
39 #include "V8SQLResultSet.h"
40 #include "V8SQLTransaction.h"
41
42 namespace WebCore {
43
V8CustomSQLStatementCallback(v8::Local<v8::Object> callback,Frame * frame)44 V8CustomSQLStatementCallback::V8CustomSQLStatementCallback(v8::Local<v8::Object> callback, Frame* frame)
45 : m_callback(v8::Persistent<v8::Object>::New(callback))
46 , m_frame(frame)
47 {
48 }
49
~V8CustomSQLStatementCallback()50 V8CustomSQLStatementCallback::~V8CustomSQLStatementCallback()
51 {
52 m_callback.Dispose();
53 }
54
handleEvent(SQLTransaction * transaction,SQLResultSet * resultSet,bool & raisedException)55 void V8CustomSQLStatementCallback::handleEvent(SQLTransaction* transaction, SQLResultSet* resultSet, bool& raisedException)
56 {
57 v8::HandleScope handleScope;
58
59 v8::Handle<v8::Context> context = V8Proxy::context(m_frame.get());
60 if (context.IsEmpty())
61 return;
62
63 v8::Context::Scope scope(context);
64
65 v8::Handle<v8::Value> argv[] = {
66 toV8(transaction),
67 toV8(resultSet)
68 };
69
70 // Protect the frame until the callback returns.
71 RefPtr<Frame> protector(m_frame);
72
73 bool callbackReturnValue = false;
74 raisedException = invokeCallback(m_callback, 2, argv, callbackReturnValue);
75 }
76
77 } // namespace WebCore
78
79 #endif
80
81